Question

who were the aryans?where did they spread out from

Answer 1

Proponents of Indo-Aryan origin outside of the Indian subcontinent generally consider migrations into the region and Anatolia (ancient Mitanni) from Central Asia to have started around 1500 BCE, as a slow diffusion during the Late Harappan period, which led to a language shift in the northern Indian subcontinent.

Answer 2

Answer:

Aryan Invasion theory

In the 1850s, Max Müller introduced the notion of two Aryan races, a western and an eastern one, who migrated from the Caucasus into Europe and India respectively. Müller dichotomized the two groups, ascribing greater prominence and value to the western branch.